Definition: You are given a math word problem and you are supposed to make use of mathematical concepts like probability, combinatorics, linear equations, sequences/series, or simple operators like addition, subtraction, division, or multiplication to answer the given question. Choose the best option from the 5 given options and report that option.
Input: Question: The last digit of 12^12+13^13–14^14×15^15=

 Option A: 0

 Option B: 1

 Option C: 5

 Option D: 8

 Option E: 9

Option E